Access our verified Oakland phone directory to identify unknown callers. Use our reverse lookup tools for any number with an area code 341 or 510 to find phone number owner names, location, and more.
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Find phone numbers for city businesses, public services, and organizations by category.
According to the National Do Not Call Registry, California residents filed 287,916 complaints about unwanted calls in 2024:
Phone numbers reported to the FTC as unwanted calls by Oakland residents in the last 30 days.
+1 (888) 269-4978
Reducing your debt (credit cards, mortgage, student loans)
4 reports ·
+1 (855) 357-2024
Reducing your debt (credit cards, mortgage, student loans)
2 reports ·
+1 (855) 994-2142
Reducing your debt (credit cards, mortgage, student loans)
2 reports ·
+1 (415) 749-9202
Calls pretending to be government, businesses, or family and friends
1 report ·
+1 (310) 865-4222
Calls pretending to be government, businesses, or family and friends
1 report ·
+1 (559) 632-9402
Calls pretending to be government, businesses, or family and friends
1 report ·
+1 (839) 388-6163
No Subject Provided
1 report ·
+1 (415) 375-6138
No Subject Provided
1 report ·
+1 (415) 300-2738
No Subject Provided
1 report ·
+1 (415) 202-1097
No Subject Provided
1 report ·
Received a call from a business but aren't sure it's really them? Alameda County, according to U.S. Census Bureau data, includes 36,200 firms and 41,999 establishments employing 720,879 people.
| County | Percent of City | Firms | Establishments |
|---|---|---|---|
| Alameda | 100.00% | 36200 | 41999 |
Use our reverse lookup service to verify whether a number belongs to a legitimate local business, not scammers spoofing local numbers to gain your trust.
If you receive fraudulent calls or suspect a scam attempt, report it to reportfraud.ftc.gov or local police department using the following contacts:
Got a phone call or message from a Oakland phone number you don't recognize? Before you answer, call back, or reply, use our phone number lookup service to find out who called you.
California phone numbers use area codes 510. Select a code below to look up numbers starting with it.
Oakland has a population of 440646 people (median age of 36.60) - thousands of potential callers you might not recognize: neighbors, an old contact, or someone you actually want to talk to. Use our local white pages to find residents' phone numbers and addresses sourced from Alameda County, California state, and other public records.